Task: Answer the multiple choice question.
Query: Which compound has a -1.624\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: COc1cccc(S(=O)(=O)N2CCN(Cc3ccc4c(c3)OCO4)CC2)c1
b: CSc1nnc(-c2ccc(O)cc2)n1C
c: CC1CCCC(C)N1C(=O)CSc1nnc(CSc2ncccn2)n1C
d: Cc1ccc(NCc2nnc(SCC(=O)OC3CCCCC3)o2)c(C)c1
e: CCC(=O)c1ccc(N2CCN(C(=O)COc3ccccc3F)CC2)c(F)c1
Answer: b. CSc1nnc(-c2ccc(O)cc2)n1C
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CSc1nnc(-c2ccc(O)cc2)n1C
CSc1nnc(-c2ccc(O)cc2)n1C
4-(4-methyl-5-methylsulfanyl-1,2,4-triazol-3-yl)phenol