Task: Answer the MCQ question.
Question: Which drug has a 9.690\% 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(CSc1nc2ccccc2c(=O)n1-c1ccccc1F)Nc1ccc2c(c1)CCC2
b.) CC(C(=O)Nc1ccc(F)c(F)c1F)N(C)CC(=O)Nc1ccccc1Br
c.) COC(=O)c1ccccc1Nc1ccccc1
d.) CC(=O)N1CCN(c2ccc(S(=O)(=O)N3CCCCC3)cn2)CC1
e.) O=C(NCCc1nc(-c2ccccc2Cl)no1)c1ccccc1
Answer: b. CC(C(=O)Nc1ccc(F)c(F)c1F)N(C)CC(=O)Nc1ccccc1Br
{#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#}
CC(C(=O)Nc1ccc(F)c(F)c1F)N(C)CC(=O)Nc1ccccc1Br
CC(C(=O)Nc1ccc(F)c(F)c1F)N(C)CC(=O)Nc1ccccc1Br
2-[[2-(2-bromoanilino)-2-oxoethyl]-methylamino]-N-(2,3,4-trifluorophenyl)propanamide