Task: Answer the MCQ question.
Query: Which drug has a 2.420\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a.) Cc1cccc(NC(=S)NC2CC3CCC(C2)N3Cc2ccco2)c1
b.) COc1cccc(NC(=O)CSc2c3c(nc4ccccc24)CCCC3)c1
c.) Cl.OC(COc1c(F)cc(Br)cc1F)CN1CCN(c2ccc(F)cc2)CC1
d.) CC(C)(C)CC(=O)Nc1ccc(-c2cn3cccnc3n2)cc1
e.) CCN(CC)c1ccc(NC(=O)CSc2ccsc2[N+](=O)[O-])c(C)c1
Answer: c. Cl.OC(COc1c(F)cc(Br)cc1F)CN1CCN(c2ccc(F)cc2)CC1
{#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#}
1-(4-bromo-2,6-difluorophenoxy)-3-[4-(4-fluorophenyl)piperazin-1-yl]propan-2-ol;hydrochloride