Task: Answer the MCQ question.
Query: Which drug exhibits a 6.557\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] CCCC(=O)Nc1cc(C(=O)N2CCC3(CC2)OCCO3)ccc1S(=O)(=O)c1ccc(C)cc1
[b] CC(C)(C)CC(C)(C)NCC(=O)Nc1c2c(nc3ccccc13)CCC2.O=C(O)C(=O)O
[c] CC(=O)c1cccc(NC(=O)c2ccoc2C)c1
[d] Cc1ccc(S(=O)(=O)N(C)CC(=O)O/N=C(\N)c2cccnc2)cc1
Answer: b. CC(C)(C)CC(C)(C)NCC(=O)Nc1c2c(nc3ccccc13)CCC2.O=C(O)C(=O)O
{#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)(C)CC(C)(C)NCC(=O)Nc1c2c(nc3ccccc13)CCC2.O=C(O)C(=O)O
CC(C)(C)CC(C)(C)NCC(=O)Nc1c2c(nc3ccccc13)CCC2.O=C(O)C(=O)O
N-(2,3-dihydro-1H-cyclopenta[b]quinolin-9-yl)-2-(2,4,4-trimethylpentan-2-ylamino)acetamide;oxalic acid