C312322331333132212111133133313331312111133132313331323221123321   >>    C31232233133313221211113313331333131211113313231333132322112332   <<    C312322331333132212111133133313331312111133132313331323221123323   >>      C312322331333132212111133133313331312111133132313331323221123322   >>