Task: Answer the MCQ question.
Question: Which drug exhibits a 6.766\% 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] CCN(CC(=O)NC)S(=O)(=O)c1ccc(Br)cc1
[b] CNCC(O)c1ccc(OC(=O)C(C)(C)C)c(OC(=O)C(C)(C)C)c1.Cl
[c] COc1cc(Br)c(Br)c(Br)c1N
[d] Cc1ccc(-c2c(C#N)c(N)nc3c2CCCC3)o1
Answer: d. Cc1ccc(-c2c(C#N)c(N)nc3c2CCCC3)o1
{#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#}
Cc1ccc(-c2c(C#N)c(N)nc3c2CCCC3)o1
Cc1ccc(-c2c(C#N)c(N)nc3c2CCCC3)o1
[C][C][=C][C][=C][Branch2][Ring1][=Branch1][C][=C][Branch1][Ring1][C][#N][C][Branch1][C][N][=N][C][=C][Ring1][=Branch2][C][C][C][C][Ring1][=Branch1][O][Ring2][Ring1][C]
2-amino-4-(5-methylfuran-2-yl)-5,6,7,8-tetrahydroquinoline-3-carbonitrile