C31232233133313221211113313331333132313331322121133133313232233313331311211   >>    C3123223313331322121111331333133313231333132212113313331323223331333131121   <<    C31232233133313221211113313331333132313331322121133133313232233313331311213   >>      C31232233133313221211113313331333132313331322121133133313232233313331311212   >>