Task: Answer the multiple-choice question.
Query: Which drug has a 6.903\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) COc1ccc(C(=O)Nc2nc(C)c(C(=O)N(C)C)s2)cc1OC
b.) COc1cc(C2C(C(=O)c3cccs3)=C(O)C(=O)N2CCN2CCOCC2)ccc1OCCC(C)C
c.) Cc1ccccc1-n1cnc2c(sc3nc(N4CCOCC4)c4c(c32)CCCC4)c1=O
d.) Cn1ccnc1SCc1cn2cc(Br)ccc2n1
Answer: d. Cn1ccnc1SCc1cn2cc(Br)ccc2n1
{#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#}
Cn1ccnc1SCc1cn2cc(Br)ccc2n1
Cn1ccnc1SCc1cn2cc(Br)ccc2n1
6-bromo-2-[(1-methylimidazol-2-yl)sulfanylmethyl]imidazo[1,2-a]pyridine