... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic hydroxy compound > phenols > benzenediols > catechols > catecholamine > 4-(2-aminoethyl)-5-nitrobenzene-1,2-diol

... > chemical entity > molecular entity > polyatomic entity > heteroatomic molecular entity > hydroxides > organic hydroxy compound > phenols > benzenediols > catechols > catecholamine > 4-(2-aminoethyl)-5-nitrobenzene-1,2-diol

... > chemical entity > molecular entity > main group molecular entity > s-block molecular entity > hydrogen molecular entity > hydroxides > organic hydroxy compound > phenols > benzenediols > catechols > catecholamine > 4-(2-aminoethyl)-5-nitrobenzene-1,2-diol

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > oxygen molecular entity > hydroxides > organic hydroxy compound > phenols > benzenediols > catechols > catecholamine > 4-(2-aminoethyl)-5-nitrobenzene-1,2-diol

... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > aromatic compound > organic aromatic compound > phenols > benzenediols > catechols > catecholamine > 4-(2-aminoethyl)-5-nitrobenzene-1,2-diol

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic molecule > organic cyclic compound > organic aromatic compound > phenols > benzenediols > catechols > catecholamine > 4-(2-aminoethyl)-5-nitrobenzene-1,2-diol

... > chemical entity > molecular entity > polyatomic entity > molecule > organic molecule > organic cyclic compound > organic aromatic compound > phenols > benzenediols > catechols > catecholamine > 4-(2-aminoethyl)-5-nitrobenzene-1,2-diol

... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > organic cyclic compound > organic aromatic compound > phenols > benzenediols > catechols > catecholamine > 4-(2-aminoethyl)-5-nitrobenzene-1,2-diol

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic amino compound > aralkylamino compound > catecholamine > 4-(2-aminoethyl)-5-nitrobenzene-1,2-diol

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > pnictogen molecular entity > nitrogen molecular entity > organonitrogen compound > organic amino compound > aralkylamino compound > catecholamine > 4-(2-aminoethyl)-5-nitrobenzene-1,2-diol

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organonitrogen compound > organic amino compound > aralkylamino compound > catecholamine > 4-(2-aminoethyl)-5-nitrobenzene-1,2-diol

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic amino compound > aralkylamino compound > monoamine > monoamine molecular messenger > catecholamine > 4-(2-aminoethyl)-5-nitrobenzene-1,2-diol

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > pnictogen molecular entity > nitrogen molecular entity > organonitrogen compound > organic amino compound > aralkylamino compound > monoamine > monoamine molecular messenger > catecholamine > 4-(2-aminoethyl)-5-nitrobenzene-1,2-diol

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organonitrogen compound > organic amino compound > aralkylamino compound > monoamine > monoamine molecular messenger > catecholamine > 4-(2-aminoethyl)-5-nitrobenzene-1,2-diol