C313212111113331323312111133133313331333133313331333133313231333132321112131   >>    C31321211111333132331211113313331333133313331333133313331323133313232111213   <<    C313212111113331323312111133133313331333133313331333133313231333132321112133   >>      C313212111113331323312111133133313331333133313331333133313231333132321112132   >>