I took the index from the words, converted the amount to binary, additional 3 zeros, calculated the sha256 digest, took the main part of the hexadecimal to convert it to binary, added a few zeros into the eight digits of your binary and bought 00000010011 which interprets to 19 in https://thesocialvibes.com/story4296886/the-ultimate-guide-to-bip39-seed-phrase-mnemonics-generator