Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. COc1ccc(CCN(C)CCCN(C(=O)c2ccc([N+](=O)[O-])cc2)c2ccc(OC)c(OC)c2)cc1OC
b. C[NH+](C)CC[C@H](c1ccc(Cl)cc1)c1ccccn1
c. CCCN(CCC)CCc1cccc2c1CC(=O)N2.Cl
d. Cc1cn(-c2cc(NC(=O)c3ccc(C)c(Nc4nccc(-c5cccnc5)n4)c3)cc(C(F)(F)F)c2)cn1
Answer: a, b, c, d
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__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_blocker%}
Answer: {%multiple_choice_result}
N-(3,4-dimethoxyphenyl)-N-[3-[2-(3,4-dimethoxyphenyl)ethyl-methylamino]propyl]-4-nitrobenzamide