C111113331333132322331333133313331333133313113313331333131333133313231121   >>    C11111333133313232233133313331333133313331311331333133313133313331323112   <<    C111113331333132322331333133313331333133313113313331333131333133313231123   >>      C111113331333132322331333133313331333133313113313331333131333133313231122   >>