C32123221213331323133313223313232112323133313232213331313313221   >>    C3212322121333132313331322331323211232313331323221333131331322   <<    C32123221213331323133313223313232112323133313232213331313313223   >>      C32123221213331323133313223313232112323133313232213331313313222   >>