Task: Answer the MCQ question.
Question: Which compound has a 4.825\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 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(Nc1ccc2oc(=O)ccc2c1)c1ccco1
(b) CC(C)(C)c1nc(NCCO)c2nnn(Cc3ccccc3)c2n1
(c) O=C(c1ccco1)N1CCN(Cc2nnc(-c3ccccc3F)o2)CC1
(d) O=C1/C(=C/c2c[nH]c3ccccc23)CCC/C1=C\c1c[nH]c2ccccc12
Answer: b. CC(C)(C)c1nc(NCCO)c2nnn(Cc3ccccc3)c2n1
{#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)c1nc(NCCO)c2nnn(Cc3ccccc3)c2n1
CC(C)(C)c1nc(NCCO)c2nnn(Cc3ccccc3)c2n1
[C][C][Branch1][C][C][Branch1][C][C][C][=N][C][Branch1][Branch1][N][C][C][O][=C][N][=N][N][Branch1][#Branch2][C][C][=C][C][=C][C][=C][Ring1][=Branch1][C][Ring1][N][=N][Ring2][Ring1][Ring2]
2-[(3-benzyl-5-tert-butyltriazolo[4,5-d]pyrimidin-7-yl)amino]ethanol