Task: Answer the MCQ question.
Query: Which drug has a 16.675\% 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(c1ccccc1)N1CCC2(CC1)NCCc1[nH]cnc12
b) O=C(COC(=O)COc1ccc(Br)cc1)Nc1ccc2[nH]c(=O)[nH]c2c1
c) Cc1ccc(C(=O)COC(=O)C(C)N2C(=O)C3C4CCC(C4)C3C2=O)cc1
d) CCOc1ccc(C(=O)NCC(=O)N2CCCC2)cc1
e) CCC(C)(C)NC(=O)C(c1ccc(OC)cc1)N(C(=O)CCC(=O)Nc1cc(C)on1)C1CC1
Answer: a. O=C(c1ccccc1)N1CCC2(CC1)NCCc1[nH]cnc12
{#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(c1ccccc1)N1CCC2(CC1)NCCc1[nH]cnc12
O=C(c1ccccc1)N1CCC2(CC1)NCCc1[nH]cnc12
phenyl(spiro[1,5,6,7-tetrahydroimidazo[4,5-c]pyridine-4,4'-piperidine]-1'-yl)methanone