C312322331333132212111133133313331312111133132313331322132313332223132212321   >>    C31232233133313221211113313331333131211113313231333132213231333222313221232   <<    C312322331333132212111133133313331312111133132313331322132313332223132212323   >>      C312322331333132212111133133313331312111133132313331322132313332223132212322   >>