Morpholine110-91-8100 % similar Diaza-18-crown-623978-55-492 % similar 1,4,10-Trioxa-7,13-diazacyclopentadecane31249-95-392 % similar Aza-18-crown-633941-15-092 % similar Aza-15-crown-566943-05-392 % similar Morpholinium chloride10024-89-279 % similar 1,4-Oxazepane hydrochloride178312-62-461 % similar Bis(2-methoxyethyl)amine111-95-547 % similar 4-(Piperidin-4-yl)morpholine53617-35-945 % similar 4-(2-Piperazin-1-yl-ethyl)-morpholine4892-89-145 % similar Piperazine110-85-042 % similar 1,4-Dioxane123-91-142 % similar Aziridine151-56-442 % similar 18-Crown-617455-13-942 % similar Cyclen294-90-642 % similar 12-Crown-4294-93-942 % similar 15-Crown-533100-27-542 % similar 1,4,7-Triazacyclononane4730-54-542 % similar Ethylene oxide75-21-842 % similar Polyethylenimine9002-98-642 % similar