C31232233133313221211113313331333131211113313231333132322133313331123311   >>    C3123223313331322121111331333133313121111331323133313232213331333112331   <<    C31232233133313221211113313331333131211113313231333132322133313331123313   >>      C31232233133313221211113313331333131211113313231333132322133313331123312   >>