Problem statement: Answer the multiple-choice question.
Query: Which drug has a 7.336\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: C=CCN1CC[C@]23c4c5ccc(O)c4O[C@H]2C(=O)CC[C@@]3(O)[C@H]1C5.Cl.O
b: O=c1oc2cc([N+](=O)[O-])ccc2nc1/C=C(\O)c1cccc(Br)c1
c: CCN(C(=O)Cc1nc(N)n[nH]1)C1(C(=O)Nc2ccccc2)CCCCC1
Answer: b. O=c1oc2cc([N+](=O)[O-])ccc2nc1/C=C(\O)c1cccc(Br)c1
{#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#}
O=c1oc2cc([N+](=O)[O-])ccc2nc1/C=C(\O)c1cccc(Br)c1
O=c1oc2cc([N+](=O)[O-])ccc2nc1/C=C(\O)c1cccc(Br)c1
3-[(Z)-2-(3-bromophenyl)-2-hydroxyethenyl]-7-nitro-1,4-benzoxazin-2-one