%0 Journal Article %T Crystal structures of 2¡ä-benzoyl-1¡ä-(4-methyl-phenyl)-1,1¡ä,2,2¡ä,5¡ä,6¡ä,7¡ä,7a¡ä-octa-hydro-spiro-[indole-3,3¡ä-pyrrolizin]-2-one and 2¡ä-(4-bromo-benzoyl)-1¡ä-(2-chloro-phen-yl)-1,1¡ä,2,2¡ä,5¡ä,6¡ä,7¡ä,7a¡ä-octa-hydro-spiro-[indole-3,3¡ä-pyrrolizin]-2-one %A A. Siva %A M. Chandrarekha %A N. Srinivasan %A P. Kottala Vijaya %A R. V. Krishnakumar %J Archive of "Acta Crystallographica Section E: Crystallographic Communications". %D 2016 %R 10.1107/S2056989016016741 %K crystal structure %K indoline-3 %K 3¡ä-pyrrolizin derivatives %K hydrogen bonding %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5095850/