C1111121111331311211331333133313231333132211312111133132321323231   >>    C111112111133131121133133313331323133313221131211113313232132323   <<    C1111121111331311211331333133313231333132211312111133132321323233   >>      C1111121111331311211331333133313231333132211312111133132321323232   >>