C11111211113313112113313331333133313331122112312111133132322321323131   >>    C1111121111331311211331333133313331333112211231211113313232232132313   <<    C11111211113313112113313331333133313331122112312111133132322321323133   >>      C11111211113313112113313331333133313331122112312111133132322321323132   >>