Task: Answer the multiple-choice question.
Question: Which drug has a 7.714\% 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 additional words.
Options:
(a) CCc1nnc(NC(=O)CCC(=O)NC2CCCc3ccccc32)s1
(b) Nc1c(Nc2ccccc2)c2ccccc2oc1=O
(c) Cc1ccccc1OCC(=O)NNC(=O)c1cc(S(=O)(=O)N2CCOCC2)ccc1N1CCCC1
(d) COc1ccc(Nc2nc(C(F)(F)F)nc(C)c2C#N)cc1
(e) COCCCn1c(Cc2csc(Nc3ccccc3)n2)nnc1SCC(N)=O
Answer: b. Nc1c(Nc2ccccc2)c2ccccc2oc1=O
{#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#}
Nc1c(Nc2ccccc2)c2ccccc2oc1=O
Nc1c(Nc2ccccc2)c2ccccc2oc1=O
3-amino-4-anilinochromen-2-one