Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 2.123\% 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 additional words.
Options:
a. CCN1CCN(c2ccc(S(=O)(=O)N3CCOCC3)cc2NC(=O)C(C)Oc2ccc(F)cc2)CC1
b. O=C(N/N=C/c1ccc(OC(F)F)cc1OC(F)F)c1ccc(Br)cc1
c. O=C(C1CCN(Cc2nc(Cc3cccc(F)c3)no2)CC1)N1CCOCC1
d. CC(C)c1onc(C(=O)Nc2ccc3c(c2)OCO3)c1[N+](=O)[O-]
e. CCC(C)NC(=O)C(=O)NCC1CCCN1CC
Answer: e. CCC(C)NC(=O)C(=O)NCC1CCCN1CC
{#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#}
CCC(C)NC(=O)C(=O)NCC1CCCN1CC
CCC(C)NC(=O)C(=O)NCC1CCCN1CC
N'-butan-2-yl-N-[(1-ethylpyrrolidin-2-yl)methyl]oxamide