Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 1.199\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. Cc1cc(C(=O)N2CCN(c3ncccn3)CC2)sc1-c1ccccc1
b. O=c1oc2c(CN3CCOCC3)c(O)ccc2c2c1CCCC2
Answer: a. Cc1cc(C(=O)N2CCN(c3ncccn3)CC2)sc1-c1ccccc1
{#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#}
(4-methyl-5-phenylthiophen-2-yl)-(4-pyrimidin-2-ylpiperazin-1-yl)methanone