Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a COc1ccccc1OCC[NH2+]C[C@@H](O)COC1=CC=CC2=Nc3ccccc3[C@@H]12
b CCCCCCC[NH+](CC)CCC[C@@H](O)c1ccc(NS(C)(=O)=O)cc1
Answer: a, 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}