Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest rat LD50 (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
a.) C[n+]1cccc(C(=O)[O-])c1
b.) CCC(=C(c1ccc(OCCN(C)C)cc1)c1ccc(OP(=O)(O)O)cc1)c1ccc(C(C)C)cc1
c.) COP(C)(=S)SCn1c(=O)oc2cc(Cl)cnc21
d.) C=C1CC(=CC)C(=O)OC2CCN3CC=C(COC(=O)C1(C)O)C23
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}