Task: Answer the MCQ question.
Question: Which drug exhibits a 2.252\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a.) CC(Oc1cc2oc(=O)c3c(c2cc1Cl)CCCC3)C(=O)NCc1cccnc1
b.) COc1cccc(NC(=O)CN(C)C(C)C(=O)NC(=O)NC2CCCCC2)c1
c.) COc1ccc(N2CCN(C(=O)CCc3nnc4ccc(N5CCC(C)CC5)nn34)CC2)cc1
d.) COc1cc(Br)cc2cc(C(=O)OC3CCN(C)CC3)c(=O)oc12
e.) O=c1cnc(-c2ccc(Cl)cc2)cn1O
Answer: d. COc1cc(Br)cc2cc(C(=O)OC3CCN(C)CC3)c(=O)oc12
{#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#}
COc1cc(Br)cc2cc(C(=O)OC3CCN(C)CC3)c(=O)oc12
COc1cc(Br)cc2cc(C(=O)OC3CCN(C)CC3)c(=O)oc12
(1-methylpiperidin-4-yl) 6-bromo-8-methoxy-2-oxochromene-3-carboxylate