C312322331333132212111133133313331312111133132313331323221211111333321   >>    C31232233133313221211113313331333131211113313231333132322121111133332   <<    C312322331333132212111133133313331312111133132313331323221211111333323   >>      C312322331333132212111133133313331312111133132313331323221211111333322   >>