Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest LD50 in rats (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
(a) COCCCNc1nc(NC(C)C)nc(SC)n1
(b) O=[N+]([O-])N=C1NCCN1Cc1ccc(Cl)nc1
(c) CCOP(=O)(N=C1SCCS1)OCC
(d) CCCCCC(O)C=CC1C(O)CC(O)C1CC=CCCCC(=O)O
Answer: a
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}