C313212111113331323312111133133313331333133313331333133313231333132322233111   >>    C31321211111333132331211113313331333133313331333133313331323133313232223311   <<    C313212111113331323312111133133313331333133313331333133313231333132322233113   >>      C313212111113331323312111133133313331333133313331333133313231333132322233112   >>