Problem statement: Answer the multiple choice question.
Question: Which compound has a -8.336\% 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.) CCOc1ccc(CCNC(=O)c2nn(C)c3c2CS(=O)(=O)c2ccccc2-3)cc1
b.) Nc1nc(N2CCOCC2)nc2ccccc12
c.) O=C(Nc1cccc(-c2ccc(N3CCOCC3)nn2)c1)c1ccc(F)cc1F
d.) COc1cccc(NS(=O)(=O)NC(=O)c2c[nH]c3ccccc23)c1
Answer: b. Nc1nc(N2CCOCC2)nc2ccccc12
{#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#}
Nc1nc(N2CCOCC2)nc2ccccc12
Nc1nc(N2CCOCC2)nc2ccccc12
2-morpholin-4-ylquinazolin-4-amine