Task: Please create a SMILES based on the text description.
Description: The molecule is a cationic sphingoid obtained by protonation of the amino group of C20 sphinganine; major species at pH 7.3. It is a conjugate acid of a C20 sphinganine.
Result: CCCCCCCCCCCCCCCCC[C@@H](O)[C@@H]([NH3+])CO
Task: Please {#give me|create|generate!} a {#molecule |!}{SMILES__description} based on the {#text |!}description{# below|!}.
Description: {description#}
Result: {SMILES#}
CCCCCCCCCCCCCCCCC[C@@H](O)[C@@H]([NH3+])CO
[(2S,3R)-1,3-dihydroxyicosan-2-yl]azanium
The molecule is a cationic sphingoid obtained by protonation of the amino group of C20 sphinganine; major species at pH 7.3. It is a conjugate acid of a C20 sphinganine.