Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: CCC1(CNCCC#N)CN(c2c(F)cc3c(=O)c(C(=O)O)cn(C4CC4)c3c2C)C1
b: Cc1cccc(N2CCN(CCCNC(=O)c3nc(C)n(-c4ccc5c(c4)OCCO5)c3C)CC2)c1C
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-(2,3-dihydro-1,4-benzodioxin-6-yl)-N-[3-[4-(2,3-dimethylphenyl)piperazin-1-yl]propyl]-2,5-dimethylimidazole-4-carboxamide