Task: Answer the MCQ question.
Query: Which compound has a 18.413\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. O=C(CSc1nc2c([nH]c3ccccc32)c(=O)n1-c1ccc(F)cc1)NCc1ccco1
b. COc1ccc(-n2nc(C(=O)NCC(=O)Nc3ccc(F)cc3)c3ccccc3c2=O)cc1
c. Cc1cc(C)nc(N2CCN(C(=O)CCC(=O)Nc3nnc(C(C)C)s3)CC2)n1
d. Cc1ccc(NC(=O)COC(=O)/C=C/c2ccc(Br)o2)cc1S(=O)(=O)N(C)C
Answer: b. COc1ccc(-n2nc(C(=O)NCC(=O)Nc3ccc(F)cc3)c3ccccc3c2=O)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#}
COc1ccc(-n2nc(C(=O)NCC(=O)Nc3ccc(F)cc3)c3ccccc3c2=O)cc1
COc1ccc(-n2nc(C(=O)NCC(=O)Nc3ccc(F)cc3)c3ccccc3c2=O)cc1
N-[2-(4-fluoroanilino)-2-oxoethyl]-3-(4-methoxyphenyl)-4-oxophthalazine-1-carboxamide