label: 7-((dimethylphenyl)silyl)-2-oxo-6-(2-phenylcyclohexyloxy)-2a,3,6,7,7a,7b-hexahydro-2H-1,4,5-trioxa-4a-azacyclopenta(cd)indene-3-carboxylic acid 1-methylethyl ester
label_lc: 7-((dimethylphenyl)silyl)-2-oxo-6-(2-phenylcyclohexyloxy)-2a,3,6,7,7a,7b-hexahydro-2h-1,4,5-trioxa-4a-azacyclopenta(cd)indene-3-carboxylic acid 1-methylethyl ester