C312322331333132212111133133313331333131221323133313231323132311211   >>    C31232233133313221211113313331333133313122132313331323132313231121   <<    C312322331333132212111133133313331333131221323133313231323132311213   >>      C312322331333132212111133133313331333131221323133313231323132311212   >>