Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE table_name_80 (appearance VARCHAR, polyphenyl_ether VARCHAR)
### Question:
What does Polyphenyl Ether of 3- and 4-ring oxythio look like?
### Answer:
SELECT appearance FROM table_name_80 WHERE polyphenyl_ether = "3- and 4-ring oxythio"