Task: Please answer the multiple choice question.
Question: Which molecules are not a human ether-à-go-go related gene (hERG) blocking compound?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) COc1ccc(CN2CCC(NC(=O)c3cc(=O)c4ccc(F)cc4o3)CC2)c(F)c1
b) Cn1c(=O)c2nc[nH]c2n(C)c1=O
c) N#Cc1ccc(Cn2cncc2C[NH+](CC[NH+]2CCOCC2)[C@@H]2CCN(Cc3cccc(Cl)c3)C2=O)cc1
Answer: b
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}
1,3-dimethyl-9H-purine-2,6-dione