C313212111113331323312111133133313331333133313331333133313331323231333133322321   >>    C31321211111333132331211113313331333133313331333133313331333132323133313332232   <<    C313212111113331323312111133133313331333133313331333133313331323231333133322323   >>      C313212111113331323312111133133313331333133313331333133313331323231333133322322   >>