Task: Answer the MCQ question.
Query: Which compound exhibits a -2.006\% 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: CCOc1cc(CN2CCN(C(=O)Cc3ccccc3)CC2)ccc1OC.O=C(O)C(=O)O
b: COc1cccc(-c2nc(CS(=O)(=O)CC(=O)NCC(C)c3ccccc3)c(C)o2)c1
c: CCN1C(=O)CC(N2CCC(Cc3ccccc3)CC2)C1=O
d: NC(=O)CCn1c(C(=O)c2cc(Cl)c(N)c(Cl)c2)c2ccccc2[n+]1[O-]
Answer: b. COc1cccc(-c2nc(CS(=O)(=O)CC(=O)NCC(C)c3ccccc3)c(C)o2)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#}
COc1cccc(-c2nc(CS(=O)(=O)CC(=O)NCC(C)c3ccccc3)c(C)o2)c1
COc1cccc(-c2nc(CS(=O)(=O)CC(=O)NCC(C)c3ccccc3)c(C)o2)c1
2-[[2-(3-methoxyphenyl)-5-methyl-1,3-oxazol-4-yl]methylsulfonyl]-N-(2-phenylpropyl)acetamide