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  2. 7,8,9,10,18,19,20,21-Octahydro-6H,17H-dibenzo[b,k][1,4,10,13,7,16]tetraoxadiazacyclooctadecine
7,8,9,10,18,19,20,21-Octahydro-6H,17H-dibenzo[b,k][1,4,10,13,7,16]tetraoxadiazacyclooctadecine

7,8,9,10,18,19,20,21-Octahydro-6H,17H-dibenzo[b,k][1,4,10,13,7,16]tetraoxadiazacyclooctadecine

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