semi, comma, colon, dcolon, space, equals, dot,
lparen, rparen, lbrack, rbrack, lbrace, rbrace, underscore,
(<>), (<+>), hcat, hsep,
semi, comma, colon, dcolon, space, equals, dot,
lparen, rparen, lbrack, rbrack, lbrace, rbrace, underscore,
(<>), (<+>), hcat, hsep,