Task: Answer the MCQ question.
Question: Which drug exhibits a 20.523\% 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] CC12CCC(=O)N1C(C(=O)NNC(=O)COc1cccc(C(F)(F)F)c1)CS2
[b] COc1ccc2c(c1OC)C(=O)OC2Nc1nc(-c2cc3cc(Br)ccc3oc2=O)cs1
Answer: b. COc1ccc2c(c1OC)C(=O)OC2Nc1nc(-c2cc3cc(Br)ccc3oc2=O)cs1
{#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#}
COc1ccc2c(c1OC)C(=O)OC2Nc1nc(-c2cc3cc(Br)ccc3oc2=O)cs1
COc1ccc2c(c1OC)C(=O)OC2Nc1nc(-c2cc3cc(Br)ccc3oc2=O)cs1
6-bromo-3-[2-[(4,5-dimethoxy-3-oxo-1H-2-benzofuran-1-yl)amino]-1,3-thiazol-4-yl]chromen-2-one