Task: Answer the multiple choice question.
Query: Which compound has a 6.961\% human ether-à-go-go related gene (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) Cc1nc2ccccc2c2ncccc12
b) COc1ccc(CCNC(=O)C2CCN(S(=O)(=O)c3ccc4c(c3)oc(=O)n4C)CC2)cc1OC
c) O=C(Nc1cc(S(=O)(=O)N2CCOCC2)ccc1Cl)C1CCC1
d) Cc1ccc(C(=O)N/C(=C\c2cccc([N+](=O)[O-])c2)C(=O)OCN2C(=O)c3ccccc3C2=O)cc1
e) CCOC(=O)N1CCN(C(=O)/C(=C/c2ccc(OC)c(OC)c2)NC(=O)c2ccccc2)CC1
Answer: a. Cc1nc2ccccc2c2ncccc12
{#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#}
Cc1nc2ccccc2c2ncccc12
Cc1nc2ccccc2c2ncccc12
5-methylbenzo[h][1,6]naphthyridine