PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 30957792-4 2019 Compound 4 stacks with the aid of short interactions between a naphthoquinone O atom of one molecule and the mesityl methyl group of another molecule along the a axis, leading to a one-dimensional strand that is held together by strong pi-eta2 interactions between the imidazolium backbone and the [AuCl2]- counter-ion. Naphthoquinones 63-77 DNA polymerase iota Homo sapiens 239-243