Just check how it is done in multisell.
//무기 특수 능력 부여(세율적용)
MultiSell_begin [weapon_variation] 4
is_show_all = 0
keep_enchanted = 1
show_variation_item = 1
selllist={
{{{[stormbringer_crt.anger];1}};{{[stormbringer];1};{[red_soul_crystal_5];1};{[gemstone_c];97}};{291000}};
{{{[stormbringer_focus];1}};{{[stormbringer];1};{[green_soul_crystal_5];1};{[gemstone_c];97}};{291000}};
{{{[stormbringer_light];1}};{{[stormbringer];1};{[blue_soul_crystal_5];1};{[gemstone_c];97}};{291000}};
{{{[flamberge_crt.damage];1}};{{[flamberge];1};{[red_soul_crystal_5];1};{[gemstone_c];97}};{291000}};
{{{[flamberge_focus];1}};{{[flamberge];1};{[green_soul_crystal_5];1};{[gemstone_c];97}};{291000}};
{{{[flamberge_light];1}};{{[flamberge];1};{[blue_soul_crystal_5];1};{[gemstone_c];97}};{291000}};
{{{[mystery_sword_acumen];1}};{{[mystery_sword];1};{[red_soul_crystal_5];1};{[gemstone_c];97}};{291000}};
{{{[mystery_sword_magicpower];1}};{{[mystery_sword];1};{[green_soul_crystal_5];1};{[gemstone_c];97}};{291000}};
{{{[mystery_sword_magicweakness];1}};{{[mystery_sword];1};{[blue_soul_crystal_5];1};{[gemstone_c];97}};{291000}};