Task: Answer the MCQ question.
Query: Which drug exhibits a 10.156\% 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 other words.
Options:
a: Cc1nc2c(C)cccc2cc1C(=O)N/N=C/c1cccc([N+](=O)[O-])c1
b: COC(=O)CC1(C(=O)OC)Oc2ccc(Br)cc2C(=O)N1c1ccc(Br)cc1Cl
c: CC(C)(C)c1cc(OC(=O)C2CCCC2)ccc1O
d: O=C(CCCn1c(SCc2cccc(F)c2)nc2ccccc2c1=O)NCC1CCCO1
Answer: b. COC(=O)CC1(C(=O)OC)Oc2ccc(Br)cc2C(=O)N1c1ccc(Br)cc1Cl
{#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#}
COC(=O)CC1(C(=O)OC)Oc2ccc(Br)cc2C(=O)N1c1ccc(Br)cc1Cl
COC(=O)CC1(C(=O)OC)Oc2ccc(Br)cc2C(=O)N1c1ccc(Br)cc1Cl
methyl 6-bromo-3-(4-bromo-2-chlorophenyl)-2-(2-methoxy-2-oxoethyl)-4-oxo-1,3-benzoxazine-2-carboxylate