Problem statement: Answer the MCQ question.
Question: Which compound has a 2.244\% 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, d, or e without using any other words.
Options:
a. CCCCN(C(=O)CC1CCCCC1)c1c(N)n(CC(C)C)c(=O)[nH]c1=O
b. CC1CN(C)C(C)c2c1oc1ccc([N+](=O)[O-])cc21
c. CCOC(=O)c1c(CN2CCN(CC#N)CC2)n(C)c2cc(Br)c(OC)cc12
d. C#CCOCCOCCOCCNc1nc(N2CCN(C(=O)CCCCCCCCCCNC(=O)[C@H]([C@@H](C)CC)n3cc(CCCCN=C(N)N)nn3)CC2)nc(N2CCN(C(=O)CCCCCCCCCCNC(=O)[C@@H]([C@H](C)O)n3cc(C)nn3)CC2)n1
e. CCOc1ccc(N2C(=O)S/C(=C\c3ccc(O)c(OCC)c3)C2=O)cc1
Answer: b. CC1CN(C)C(C)c2c1oc1ccc([N+](=O)[O-])cc21
{#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#}
CC1CN(C)C(C)c2c1oc1ccc([N+](=O)[O-])cc21
CC1CN(C)C(C)c2c1oc1ccc([N+](=O)[O-])cc21
1,2,4-trimethyl-8-nitro-3,4-dihydro-1H-[1]benzofuro[3,2-c]pyridine