Task: Answer the multiple-choice question.
Question: Which compound has a -0.460\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) C=CCn1c(SCc2nc3sc4c(c3c(=O)[nH]2)CCCC4)nc2ccccc2c1=O
(b) COc1cc(NC(=O)C(=O)Nc2ccc3nc4n(c(=O)c3c2)CCCCC4)cc(OC)c1OC
Answer: a. C=CCn1c(SCc2nc3sc4c(c3c(=O)[nH]2)CCCC4)nc2ccccc2c1=O
{#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#}
C=CCn1c(SCc2nc3sc4c(c3c(=O)[nH]2)CCCC4)nc2ccccc2c1=O
C=CCn1c(SCc2nc3sc4c(c3c(=O)[nH]2)CCCC4)nc2ccccc2c1=O
2-[(4-oxo-3-prop-2-enylquinazolin-2-yl)sulfanylmethyl]-5,6,7,8-tetrahydro-3H-[1]benzothiolo[2,3-d]pyrimidin-4-one