Task: Answer the multiple-choice question.
Question: Which compound has a 16.534\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a) COc1cc(/C=N/N2CCN(Cc3ccc(Cl)cc3)CC2)cc(Br)c1O
b) C=CCNC(=O)CN1CCC(c2nc3ccccc3[nH]2)CC1
c) Cc1cc(C)n(-c2nc(O)cc(=O)[nH]2)n1
d) CN(C)C(=O)/C(=C/c1cn(-c2ccccc2)nc1-c1cccc([N+](=O)[O-])c1)NC(=O)c1ccccc1
Answer: b. C=CCNC(=O)CN1CCC(c2nc3ccccc3[nH]2)CC1
{#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#}
C=CCNC(=O)CN1CCC(c2nc3ccccc3[nH]2)CC1
C=CCNC(=O)CN1CCC(c2nc3ccccc3[nH]2)CC1
2-[4-(1H-benzimidazol-2-yl)piperidin-1-yl]-N-prop-2-enylacetamide