Task: Please answer the multiple choice question.
Question: Which molecules are not a hERG blocker?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a. O=C(CN1CCCC1)Nc1nnc(-c2cccs2)s1
b. CCOC(=O)c1ccc(NC(=S)N(CCCN2CCCC2)Cc2cccs2)cc1
c. Cc1ccc(OCCNC(=O)c2cncc(Br)c2)cc1C
Answer: a, c
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_inhib#not &NULL}a {herg_inhib__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_inhib%}
Answer: {%multiple_choice_result}