Task: Answer the multiple choice question.
Question: Which compound exhibits a 15.320\% 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] CCCOc1ccc(CC(=O)NNC(=S)Nc2ccccc2)cc1Br
[b] Cc1c(CC(=O)O)c(=O)oc2c(C)c(OCc3nn[nH]n3)ccc12
[c] CC(=O)C1=C(C)Nc2ncnn2C1c1ccccc1OCc1ccccc1
[d] O=C(COc1ccc(S(=O)(=O)N2CCOCC2)cc1)Nc1cccc([N+](=O)[O-])c1
[e] O=S(=O)(c1cccc2nsnc12)N1CCCC1
Answer: b. Cc1c(CC(=O)O)c(=O)oc2c(C)c(OCc3nn[nH]n3)ccc12
{#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#}
Cc1c(CC(=O)O)c(=O)oc2c(C)c(OCc3nn[nH]n3)ccc12
Cc1c(CC(=O)O)c(=O)oc2c(C)c(OCc3nn[nH]n3)ccc12
2-[4,8-dimethyl-2-oxo-7-(2H-tetrazol-5-ylmethoxy)chromen-3-yl]aceticacid