C31232233133313221211113313331333132313331322121133133313221323221232311   >>    C3123223313331322121111331333133313231333132212113313331322132322123231   <<    C31232233133313221211113313331333132313331322121133133313221323221232313   >>      C31232233133313221211113313331333132313331322121133133313221323221232312   >>