You are not facing an insurmountable challenge. According to FCC regulations, specifically §73.807(a), there is a requirement for a minimum spacing of 67 kilometers between an LPFM station and a Class-A station on the same co-channel. Additionally, §73.209(c) of the FCC rules is in place to safeguard LPFM stations. It mandates that full-power stations must accept interference from LPFM stations that adhere to the spacing guidelines outlined in §73.807(a).