Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 20.489\% 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 other words.
Options:
a.) O=C(OC(C(=O)NCC1CCCO1)c1ccc(F)cc1)c1ccco1
b.) CCNc1nc(NC(C)C)nc(OCCOC(=O)Nc2ccccc2)n1
c.) CC(C)CCNC(=O)c1cc2c(=O)n3ccccc3nc2s1
d.) CC1(C)CC(=O)c2c(O)cc(OCc3ccc([N+](=O)[O-])cc3)cc2O1
Answer: d. CC1(C)CC(=O)c2c(O)cc(OCc3ccc([N+](=O)[O-])cc3)cc2O1
{#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#}
CC1(C)CC(=O)c2c(O)cc(OCc3ccc([N+](=O)[O-])cc3)cc2O1
CC1(C)CC(=O)c2c(O)cc(OCc3ccc([N+](=O)[O-])cc3)cc2O1
[C][C][Branch1][C][C][C][C][=Branch1][C][=O][C][=C][Branch1][C][O][C][=C][Branch2][Ring1][C][O][C][C][=C][C][=C][Branch1][=Branch1][N+1][=Branch1][C][=O][O-1][C][=C][Ring1][=Branch2][C][=C][Ring2][Ring1][C][O][Ring2][Ring1][Branch2]
5-hydroxy-2,2-dimethyl-7-[(4-nitrophenyl)methoxy]-3H-chromen-4-one