C31232233133313221211113313331333132313331322121111113313231311121   >>    C3123223313331322121111331333133313231333132212111111331323131112   <<    C31232233133313221211113313331333132313331322121111113313231311123   >>      C31232233133313221211113313331333132313331322121111113313231311122   >>