@article{article0f50c535, title = {Structure of methyl (1r,2r,9r)-12-isopropyl-9-methyl-10,13-dioxo-7-phenylthiotricyclo [7.4.0.'0 POT.2,6'] trideca-6,11-diene-1-carboxylate}, author = {Zukerman-Schpector, JĂșlio and Castellano, Eduardo Ernesto and Oliva, Glaucius and Brocksom, T J and Catani, V}, year = {1991}, journal = {Acta Crystallographica C} }