C31232233133313221211113313331333132313331322121133132313331313123221   >>    C3123223313331322121111331333133313231333132212113313231333131312322   <<    C31232233133313221211113313331333132313331322121133132313331313123223   >>      C31232233133313221211113313331333132313331322121133132313331313123222   >>