143390-74-3 9b-(3,5-Dimethylphenyl)-2,3-dihydrothiazolo(2,3-a)isoindol-5(9bH)-one BM 51.0836 BM-51.0836 Thiazolo(2,3-a)isoindol-5(9bH)-one, 9b-(3,5-dimethylphenyl)-2,3-dihydro-, (R)-