Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocking compound?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a Cc1ncccc1C(=O)N1CC[C@H]([NH2+]Cc2cncn2Cc2ccc(C#N)cc2)C1=O
b CCCS(=O)CCC[NH+](CC)CC(O)COc1ccc(C#N)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}