Task: Answer the MCQ question.
Query: Which drug exhibits a 18.173\% 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 other words.
Options:
a.) O=C(c1ccccc1Br)N(Cc1ccccc1)c1ccccc1
b.) CCN1C(=O)c2cccc3c(S(=O)(=O)NCCCN4CCOCC4)ccc1c23
c.) CC(C)c1ccc(OCc2ccc(C(=O)O)o2)cc1
d.) NC(=O)CC[C@H](NC(=O)c1ccc(F)cc1)C(=O)OCC(=O)Nc1ccc(N2CCOCC2)cc1
e.) COc1ccc(-n2nc(C(=O)NCC(=O)NC3CCCCC3)c3ccccc3c2=O)c(OC)c1
Answer: a. O=C(c1ccccc1Br)N(Cc1ccccc1)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#}
O=C(c1ccccc1Br)N(Cc1ccccc1)c1ccccc1
O=C(c1ccccc1Br)N(Cc1ccccc1)c1ccccc1
N-benzyl-2-bromo-N-phenylbenzamide