preferred_name: S-adenosyl 3-(methylsulfanyl)propylamine + putrescine <=> S-methyl-5'-thioadenosine + spermidine + H(+)
preferred_name_lc: s-adenosyl 3-(methylsulfanyl)propylamine + putrescine <=> s-methyl-5'-thioadenosine + spermidine + h(+)
label: S-adenosyl 3-(methylsulfanyl)propylamine + putrescine <=> S-methyl-5'-thioadenosine + spermidine + H(+)
label_lc: s-adenosyl 3-(methylsulfanyl)propylamine + putrescine <=> s-methyl-5'-thioadenosine + spermidine + h(+)