C1111233133313231133133313231333133313331323311121111331323132313233231   >>    C111123313331323113313331323133313331333132331112111133132313231323323   <<    C1111233133313231133133313231333133313331323311121111331323132313233233   >>      C1111233133313231133133313231333133313331323311121111331323132313233232   >>