PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 29250404-1 2017 The condensation reaction of aceto-phenone (1-phenyl-ethan-1-one) with 2-nitro-benzaldehyde in the molten state yielded the expected chalcone, (E)-3-(2-nitro-phen-yl)-1-phenyl-prop-2-en-1-one, and, unexpectedly, the title compound, C30H22N2O6, which results from the syn head-to-head [2 + 2] cyclo-addition of the chalcone. 2-nitrobenzaldehyde 71-91 synemin Homo sapiens 267-270