Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a -2.046\% 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 additional words.
Options:
a) O=C(NCCn1cccn1)c1ccc(OC2CCN(CCc3ccccc3)CC2)cc1
b) COc1ccc2oc(=O)cc(CN3CCN(Cc4ccc(OC)c(OC)c4OC)CC3)c2c1
Answer: b. COc1ccc2oc(=O)cc(CN3CCN(Cc4ccc(OC)c(OC)c4OC)CC3)c2c1
{#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#}
COc1ccc2oc(=O)cc(CN3CCN(Cc4ccc(OC)c(OC)c4OC)CC3)c2c1
COc1ccc2oc(=O)cc(CN3CCN(Cc4ccc(OC)c(OC)c4OC)CC3)c2c1
6-methoxy-4-[[4-[(2,3,4-trimethoxyphenyl)methyl]piperazin-1-yl]methyl]chromen-2-one