... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > oxygen molecular entity > organooxygen compound > sphingolipid > sphingoid > sphingoid base(1+) > phytosphingosine(1+)

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > organochalcogen compound > organooxygen compound > sphingolipid > sphingoid > sphingoid base(1+) > phytosphingosine(1+)

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organochalcogen compound > organooxygen compound > sphingolipid > sphingoid > sphingoid base(1+) > phytosphingosine(1+)

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > lipid > sphingolipid > sphingoid > sphingoid base(1+) > phytosphingosine(1+)

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > pnictogen molecular entity > nitrogen molecular entity > organonitrogen compound > sphingolipid > sphingoid > sphingoid base(1+) > phytosphingosine(1+)

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organonitrogen compound > sphingolipid > sphingoid > sphingoid base(1+) > phytosphingosine(1+)

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > pnictogen molecular entity > nitrogen molecular entity > ammonium ion derivative > cationic sphingoid > sphingoid base(1+) > phytosphingosine(1+)

... > chemical entity > molecular entity > polyatomic entity > polyatomic ion > polyatomic cation > ammonium ion derivative > cationic sphingoid > sphingoid base(1+) > phytosphingosine(1+)

... > chemical entity > molecular entity > ion > polyatomic ion > polyatomic cation > ammonium ion derivative > cationic sphingoid > sphingoid base(1+) > phytosphingosine(1+)

... > chemical entity > molecular entity > ion > cation > polyatomic cation > ammonium ion derivative > cationic sphingoid > sphingoid base(1+) > phytosphingosine(1+)

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic ion > organic cation > cationic sphingoid > sphingoid base(1+) > phytosphingosine(1+)

... > chemical entity > molecular entity > ion > organic ion > organic cation > cationic sphingoid > sphingoid base(1+) > phytosphingosine(1+)

... > chemical entity > molecular entity > ion > cation > organic cation > cationic sphingoid > sphingoid base(1+) > phytosphingosine(1+)