preferred_name: an N-(acyl)-sphingosylphosphocholine <=> an N-(acyl)-sphingosyl-1,3-cyclic phosphate + choline
preferred_name_lc: an n-(acyl)-sphingosylphosphocholine <=> an n-(acyl)-sphingosyl-1,3-cyclic phosphate + choline
label: an N-(acyl)-sphingosylphosphocholine <=> an N-(acyl)-sphingosyl-1,3-cyclic phosphate + choline
label_lc: an n-(acyl)-sphingosylphosphocholine <=> an n-(acyl)-sphingosyl-1,3-cyclic phosphate + choline